Home / 12,568.92-18,854.25-3,804.49

Finding the Fourth Proportional to 12,568.92, 18,854.25 and 3,804.49

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Solution

The fourth proportional to 12,568.92, 18,854.25 and 3,804.49 is: 5,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.92 : 18,854.25 = 3,804.49 : x
  2. Step 2: Convert to fraction form
    12,568.92/18,854.25 = 3,804.49/x
  3. Step 3: Cross multiply
    12,568.92x = 18,854.25 × 3,804.49
  4. Step 4: Simplify right side
    12,568.92x = 71,730,805.58
  5. Step 5: Solve for x
    x = 71,730,805.58/12,568.92
  6. Step 6: Final answer
    x = 5,707.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.